Remove product image magento

$_product = Mage::getModel('catalog/product')->setStoreId($storeId)->load(2);
$removes[0] = a/b/aaa.png;
$removes[1] = a/c/bbb.png;
if(count($remove)>0){
 $attributes = $_product->getTypeInstance ()->getSetAttributes ();
 $gallery = $attributes ['media_gallery'];
$galleryData = $_product->getMediaGallery();
foreach($removes as $remove) {
foreach($galleryData['images'] as $image) {
if($remove==$image['file']){
$gallery->getBackend ()->removeImage( $_product, $image ['file'] );
}
}
}
$_product->save ();
}

multi select in custom module magento

$tool_cat_Arr = array(array('value' => '1', 'label' => 'Shirt'), array('value' => '2', 'label' => 'Tshirt'), array('value' => '3', 'label' => 'Custom'));


$fieldset->addField("tool_cat", "multiselect", array(
"label" => Mage::helper("storeinfo")->__("Tool Category"),
"name" => "tool_cat",
"values" => $tool_cat_Arr

));

filter in custom module magento

$stored = 25;

$storeinfo = Mage::getModel("storeinfo/storeinfo")->getCollection()->addFilter('storeowner_id',$stored)->load();

$storeinfoid = $storeinfo->getAllIds();

$Storeinfomodel = Mage::getModel("storeinfo/storeinfo")->load($storeinfoid[0]);

aad to cart product with custom option, super attribute magento

$cartarray = array($textaria_option => $instructions_text,
 $width_option_id => $width,
 $height_option_id => $height,
 $side_optionId => $side_optionVal,
 );
foreach($cartarray as $key=>$val){
if($val!= ''){
$arv[$key] = $val;
}
}

$productIdtoadd=$productDub->getId();
$cart = Mage::getSingelton('checkout/cart');
$cart->addProduct($productIdtoadd, array(
'qty' => $qty,
'total_price'=>$total,
'super_attribute' => array($attributeid =>$assproductColorOptionId),
'options' =>$arv
)
);

get product custom option magento

$priductid = 82;
$product = Mage::getModel('catalog/product')->load($priductid);

foreach ($product->getOptions() as $o) {
                              $values = $o->getValues();
$optionType = $o->getType();/*********TYPE************/
  $o->getId(); /************getId*****************/

                                     /* dropdown type custom option */
if ($optionType == 'drop_down') {
                                    foreach ($values as $k => $v) {
$drpdoption = $v->getData();
                                    }
                                }
                                       /* end dropdown type custom option */

}

save+Edit shipping title+name+Error Message magento

$shipmethods = Mage::getSingleton('shipping/config');

$title = "Aditya_title";
$name = "Aditya_Name";
$Errormessage= "This is shipping error Error Message";


$code = 'shipping_code';


$shipmethods->saveConfig('carriers/'.$code.'/title', "$title", 'stores');
$shipmethods->saveConfig('carriers/'.$code.'/name', "$name", 'stores');
$shipmethods->saveConfig('carriers/'.$code.'/specificerrmsg', "$Errormessage", 'stores');

magento get shipping method

$shippingmethods = Mage::getSingleton('shipping/config');
foreach($shippingmethods as $code =>$carrier){
     $shipTitle = Mage::getStoreConfig('carriers/'.$code.'/title');
     $shipName = Mage::getStoreConfig('carriers/'.$code.'/name');
     $shipErrorMsg = Mage::getStoreConfig('carriers/'.$code.'/specificerrmsg');
}

get data out side of magento

get data out side of magento

include  "app/Mage.php";
Mage::app();


$customModule = Mage::getModel('custommodule/custommodule')->getCollection()->getData();

Magento Add status field in module

open app/code/locel/Package/Module/Block/Adminhtml/Font/Grid.php



$this->addColumn("status", array(
"header" => Mage::helper("Module")->__("status"),
"index" => "status",
"type" => "options",
"options" => Package_Module_Block_Adminhtml_Font_Grid::getValuArray1(),
));


add function getValuArray1 in Grid.php



static public function getValuArray1(){
$data_array1 = Array();
$data_array1[0]='Enabled';
$data_array1[1]='Disabled';
return($data_array1);
}

magento add event

create new module



add in magento
after that go to app/code/local/package/module/etc/config.xml


find "<frontend>" tag and put the code as given


<events>
            <event>
                <observers>
                    <Package_Module_Model_Observer>
                        <type>singleton</type>
                        <class>Package_Module_Model_Observer</class>
                        <method>Mytestmethod</method>
                    </Package_Module_Model_Observer>
                </observers>
            </event>
        </events>



then go to app/code/local/package/module/model


create a file for event like observer.php
and put the code give for event

some thing like this

<?php
class Package_Module_Model_Observer_Observer {

public function Mytestmethod($observer) {
/*write your here code*/
//$observer->getEvent();
//$event->getProduct();

}
 ?>